多类功能的组合，是当代建筑的一种动向。不同性质的功能互相拼合，大体说至少有四个优越性：一是合成一座大楼，在建造和管理上比较经济；二是有一定的气派，各个部门或单位，都能共享这个建筑雄姿，作为各自的标志物；三是可以节能：集中空调，集中使用水、电、动力、通讯网? The combination of multiple functions is a trend in contemporary architecture. The functions of different natures are combined with one another. Generally, there are at least four advantages: First, to synthesize a building, which is more economical in terms of construction and management; Second, there is a certain degree of style. Each department or unit can share the majestic appearance of the building. The respective markers; The third is to save energy: centralized air conditioning, centralized use of water, electricity, power, communications network?